backend software engineer Jobs in denver, co

Refine Results
161 - 180 of 239 Jobs

C / C++ / Java Software Developer

Cymertek Corporation

•

Aurora, Colorado, USA

Full-time

C / C++ / Java Software Developer LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a talented and versatile C / C++ / Java Software Developer to join our dynamic team. In this role, you will work on developing, testing, and optimizing high-performance software solutions across multiple platforms. The ideal candidate will be passionate about coding, problem-solving, and working in a collaborative environme
Posted 60+ days ago | Updated 1 hour ago

.Net Back End - Azure

Kforce Technology Staffing

•

Remote or Boca Raton, Florida, USA

Contract, Third Party

RESPONSIBILITIES: Kforce has a client seeking a Senior .NET Developer remotely. Key Responsibilities: * Lead the design, development, and deployment of robust backend services using .NET Core/.NET 6+ * Architect and implement distributed, event-driven systems using Dapr for service-to-service communication, pub/sub, and state management * Develop and manage message-based integrations using RabbitMQ, Kafka, or Azure Service Bus * Work extensively with MySQL including stored procedures, schema de
Posted 29 days ago | Updated 2 hours ago

SIGINT Software Developer

Cymertek Corporation

•

Aurora, Colorado, USA

Full-time

SIGINT Software Developer LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking an innovative and driven SIGINT Software Developer to join our team and create cutting-edge solutions for Signals Intelligence operations. In this role, you will design, develop, and optimize software tools and systems that support the collection, processing, and analysis of SIGINT data. Working alongside a talented group of engine
Posted 60+ days ago | Updated 1 hour ago

Senior JavaScript Developer

Randstad - Torc

•

Remote

Contract

We are looking for a Senior JavaScript Developer to join our dynamic team. As a key contributor, you will be responsible for designing, developing, and maintaining scalable and high-performance web applications. You will work with modern frameworks, APIs, and cloud-based services to deliver top-tier software solutions. ResponsibilitiesDesign, develop, and optimize web applications using JavaScript, TypeScript, and modern frameworks (React, Angular, Vue.js).Build and maintain scalable, reusable,
Posted 60+ days ago | Updated 15 days ago

Java / Spring Developer

Cymertek Corporation

•

Aurora, Colorado, USA

Full-time

Java / Spring Developer LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a talented and driven Java / Spring Developer to join our team and contribute to the development of robust and scalable enterprise applications. In this role, you will design, implement, and maintain Java-based solutions using the Spring framework, ensuring high performance, security, and reliability. You will collaborate with cross-
Posted 60+ days ago | Updated 1 hour ago

API Developer

Cymertek Corporation

•

Aurora, Colorado, USA

Full-time

API Developer LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a talented API Developer to join our team and play a key role in designing, building, and maintaining robust APIs that power our applications and services. In this position, you will collaborate with cross-functional teams to create scalable, secure, and high-performance solutions that integrate seamlessly with various platforms and services.
Posted 60+ days ago | Updated 1 hour ago

UI Angular Developer (AVP) - Hybrid

Citi

•

Remote or Tampa, Florida, USA

Full-time

The Institutional Data Platform team is responsible for the Olympus platform to streamline data sources across Service, Markets, Banking and Client enabling industry leading analytics, client, regulatory, surveillance supervisory risk and finance reporting and data science solutions along with genesis platform. The UI Angular Developer (Applications Development Senior Programmer Analyst - C12) is an intermediate level position responsible for participation in the establishment and implementatio
Posted 60+ days ago | Updated 1 hour ago

Lead Front End Developer

Y & L Consulting Inc.

•

Boulder, Colorado, USA

Full-time

VENDORS or _C_2_C WILL NOT BE CONSIDERED We re looking for a Senior Fullstack Engineer who leans frontend and is passionate about building beautiful, intuitive user experiences without shying away from getting into the backend when needed. If you love collaborating across disciplines, thinking holistically about how a feature works from the database to the browser, and rolling up your sleeves to make things happen, we want to talk to you. You ll work closely with designers, account managers, and
Easy Apply
Posted 37 days ago | Updated 23 days ago

Software Developer

Cymertek Corporation

•

Aurora, Colorado, USA

Full-time

Software Developer LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY Are you a creative and driven individual who loves turning ideas into functional, efficient software solutions? We are looking for a talented Software Developer to join our team and help design, develop, and maintain high-quality applications. In this role, you'll collaborate with a dynamic group of professionals, apply your problem-solving skills, and
Posted 60+ days ago | Updated 1 hour ago

Java, Scala, Python Developer

Cymertek Corporation

•

Aurora, Colorado, USA

Full-time

Java, Scala, Python Developer LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a versatile and highly skilled Java, Scala, Python Developer to join our team and contribute to the development of innovative and scalable software solutions. In this role, you will leverage your expertise in Java, Scala, and Python to design, build, and maintain applications that solve complex problems and meet business object
Posted 60+ days ago | Updated 1 hour ago

.Net Backend Architect

Photon

•

Remote

Third Party, Contract

.Net Backend Architect Remote We are seeking a seasoned Backend Architect with deep expertise in regulated financial systems, trading platforms, and end-to-end trading infrastructure to lead the architecture and backend development of a greenfield Futures Commodity Commissions Market (FCM) platform. This product will power a federally regulated sports prediction market, akin to Robinhood s financial trading model, requiring full compliance with CFTC and NFA regulations. You will design, architec
Easy Apply
Posted 54 days ago | Updated 5 hours ago

React.js / Node.js Developer

Cymertek Corporation

•

Aurora, Colorado, USA

Full-time

React.js / Node.js Developer LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a talented and dynamic **React.js / Node.js Developer** to join our team and contribute to the design and development of high-performance web applications. In this role, you will leverage your expertise in React.js for building intuitive front-end interfaces and Node.js for creating robust back-end services. You will work cl
Posted 60+ days ago | Updated 1 hour ago

Full Stack Developer (ReactJS, Vue, Angular)

Cymertek Corporation

•

Aurora, Colorado, USA

Full-time

Full Stack Developer (ReactJS, Vue, Angular) LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a talented Full Stack Developer with expertise in ReactJS, Vue, and Angular to join our dynamic team. In this role, you will be responsible for designing, developing, and maintaining modern web applications, working across both front-end and back-end systems. You will collaborate with designers, product managers,
Posted 60+ days ago | Updated 1 hour ago

Full Stack Developer (C# / .Net / JS / SQL / AWS)

Cymertek Corporation

•

Aurora, Colorado, USA

Full-time

Full Stack Developer (C# / .Net / JS / SQL / AWS) LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a skilled and versatile Full Stack Developer to join our team, specializing in C#, .NET, JavaScript, SQL, and AWS. In this role, you will be responsible for building and maintaining robust, scalable applications across both the front-end and back-end. You will collaborate closely with cross-functional te
Posted 60+ days ago | Updated 1 hour ago

Agile Delivery Lead (Cyber Security): Charlotte, NC: Hybrid

NodeLogix

•

Remote or Charlotte, North Carolina, USA

Contract

Pays $60/hr ON W2 Til: 12/2025: Potential extensions W2: EAD 3 DAYS ** Experience leading API development/backend API Developer ** Jira/Confluence; ** Fluent in Agile; ** Lead technologist; ** Execute vision/delivery of vision; ** Strong Product Manager ** Understanding of cyber security centers. ** Demonstrated ability to work on multiple complex projects in a matrixed environment; ** Demonstrated ability to build strong relationships; ** Critical thinking. ** Attention to detail/detail orien
Easy Apply
Posted 1 day ago

Full Stack Developer

Maximus, Inc.

•

Remote

Full-time

Description & Requirements Provides subject matter proficiency for work described in the task. Responsible for providing analytical skills to support process improvement, specialized studies, and definition of requirements. Typical duties include analysis, planning, developing requirements documents, building functional models, developing procedures, developing functional architectures, and other related management and technical duties. Requires expertise in specialty areas. Back-End Software D
Posted 21 days ago | Updated 8 hours ago

.NET Backend Developer

Neo Prism Solutions, LLC

•

Remote

Contract

Job Title: .NET Backend Developer with Azure Job Description: We are looking for a .NET Backend Developer with experience in Microsoft Azure. The candidate should be skilled in C#, .NET Core, and building APIs. Experience with Azure services like App Services,
Easy Apply
Posted 7 days ago | Updated 8 hours ago

Senior Member of Technical Staff - Backend Dev - Remote

Oracle Corporation

•

Remote

Full-time

Job Description As a Senior Member of Technical Staff, you will be a key contributor to the development and success of our next-generation CDA platform, which leverages the power of generative AI and cloud-native technologies. Your expertise in data platform engineering will drive the creation of a robust and intelligent system, enhancing the healthcare experience for patients and clinicians alike. Responsibilities: Design and implementation of the CDA data platform, ensuring it is scalable,
Posted 12 days ago | Updated 1 hour ago

Staff iOS Engineer, Banking Mobile

Block Inc

•

California, USA

Full-time

Since we opened our doors in 2009, the world of commerce has evolved immensely, and so has Square. After enabling anyone to take payments and never miss a sale, we saw sellers stymied by disparate, outmoded products and tools that wouldn't work together. So we expanded into software and started building integrated, omnichannel solutions - to help sellers sell online, manage inventory, offer buy now, pay later functionality, book appointments, engage loyal buyers, and hire and pay staff. Across
Posted 24 days ago | Updated 1 hour ago

Backend Developer: Data

USG Corporation

•

Remote or Chicago, Illinois, USA

Full-time

BACKEND DEVELOPER: DATA (PRODUCT INFORMATION) OUR DIGITAL CUSTOMER EXPERIENCE JOURNEY Capability transformation USG is evolving its digital customer experience and translating the objective of being easiest to do business with into a sustainable technology roadmap. The digital transformation includes upgrading our technology stack and augmenting our teams, developing new digital platforms, and integrating a best-in-class eCommerce operating model to deliver exceptional customer experience fro
Posted 60+ days ago | Updated 1 hour ago